APA

De Borger B., Proost S., . (2001). Reforming transport pricing in the European Union. Cheltenham: Edward Elgar.

Chicago

De Borger Bruno, Proost Stef, . 2001. Reforming transport pricing in the European Union. Cheltenham: Edward Elgar.

Harvard

De Borger B., Proost S., . (2001). Reforming transport pricing in the European Union. Cheltenham: Edward Elgar.

MLA

De Borger Bruno, Proost Stef, . Reforming transport pricing in the European Union. Cheltenham: Edward Elgar. 2001.